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【判断题】
用直接碘量法测定铜时,加入KI的三个作用:还原剂、沉淀剂和配位剂。( )A.
正确
B.
错误
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反馈参考答案：
举一反三
【简答题】Module
Simulator
【简答题】The exciting part of both Flight Simulator and real flying is ______.
【单选题】Sleep-deprived people who are tested with a driving simulator perform as poorly or worse than people who are intoxicated .
A.
失眠的
B.
受伤的
C.
醉酒的
【单选题】The program of Flight Simulator was produced by Microsoft and five other small firms.
A.
Y
B.
N
C.
NG
【简答题】真可惜!真遗憾
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